chr start stop reference nuc variant nuc depth genic status zygosity variant ID 19 55879411 55879412 A G 29 GENIC homozygous 801109916 19 55880189 55880190 A C 28 GENIC homozygous 801109917 19 55880487 55880488 C T 34 GENIC homozygous 801109918